Income Taxes - Narrative (Details) - USD ($) $ in Millions		3 Months Ended
	Jan. 02, 2017	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Effective income tax rate (percent)		40.70%	37.90%
Increase in effective tax rate due to adoption of new guidance	3.20%
Gross unrecognized tax benefit		$ 4.0		$ 3.9
Expected change in unrecognized tax benefits		1.7
Accrued interest on income taxes		1.1		1.0
Accrued penalties on income taxes, less than		$ 0.1		$ 0.1